S
M
T
W
T
F
S
26
77°
56°
27
76°
55°
28
76°
54°
29
71°
54°
30
73°
53°
31
72°
54°
1
73°
53°
2
74°
54°
3
74°
53°
4
69°
52°
5
67°
52°
6
72°
51°
7
69°
50°
8
62°
51°
9
62°
48°
10
70°
51°
11
72°
51°
12
62°
48°
13
61°
48°
14
68°
51°
15
70°
49°
16
61°
49°
17
62°
38°
18
57°
39°
19
57°
48°
20
67°
47°
21
66°
43°
22
67°
45°
23
67°
47°
24
66°
46°
25
65°
46°
26
66°
42°
27
61°
44°
28
64°
45°
29
64°
43°
30
63°
44°
31
63°
45°
1
62°
44°
2
63°
42°
3
57°
38°
4
56°
41°
5
59°
36°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Little Chicago
Little Chicago's August 2026 forecast shows daily high temperatures ranging from 56° to 77°, with overnight lows between 36° and 56°. The average high for August is 66° with an average low of 48°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how August weather will actually feel in Little Chicago. See also: September | October | November.